<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .header{
             width: 100%;
             height: 100px;
             background-color: #bd362f;
         }
        .con{
            /*font-size: 0;*/
            width: 100%;
            height: 100px;
            background-color: #ccc;
        }
        .con span{
            display: inline-block;
            width: 100px;
            height: 100%;
            background-color: aqua;
        }
        .coner{
            height: 100%;
            width: 200px;
        }
        .footer{
            width: 100%;
            height: 100px;
            background-color: #bd362f;
        }
    </style>
</head>
<body>
    <div class="header"></div>
    <div class="con">
        <div class="coner">
            <span>111</span>
            <span>222</span>
        </div>
    </div>
    <div class="footer"></div>
</body>
</html>